Study on pleiotropic effects of angiotensin II- receptor blockers (ARB) in hypertensive obese patients.

INTERVENTION: Normal dosage of telmisartan is administered for 6 months after randomization Normal dosage of valsartan is administered for 6 months after randomization Normal dosage of candesartan is administered for 6 months after randomization CONDITION: Hypertension PRIMARY OUTCOME: Change in fasting plasma glucose and insulin levels; Change in serum lipid profile; Change in high‐sensitive CRP SECONDARY OUTCOME: Change in serum adiponectin level; Change in serum AGE‐2 INCLUSION CRITERIA: 1. Patients with obesity whose BMI exceeding 25 2. Patients with hypertension (Systolic blood pressure is >=140 or diastolic >=90)